| 2, Ferndown Avenue, Orpington | Leasehold | 79 m² | £290,000 (2014) |
| 4 Ferndown Avenue, Orpington | Leasehold | 76 m² | £400,000 (2024) |
| 10 Ferndown Avenue, Orpington | Freehold | 74 m² | £362,000 (2024) |
| 12 Ferndown Avenue, Orpington | Freehold | 78 m² | £430,000 (2025) |
| 14 Ferndown Avenue, Orpington | - | 76 m² | - |
| 16, Ferndown Avenue, Orpington | Freehold | 74 m² | £280,000 (2014) |
| 18 Ferndown Avenue, Orpington | Freehold | 76 m² | £387,500 (2025) |
| 20, Ferndown Avenue, Orpington | Freehold | 78 m² | £335,000 (2019) |
| 26 Ferndown Avenue, Orpington | Leasehold | 74 m² | £317,000 (2021) |
| 28, Ferndown Avenue, Orpington | Leasehold | 75 m² | £330,000 (2019) |
| 32, Ferndown Avenue, Orpington | Leasehold | 74 m² | £294,445 (2017) |
| 34 Ferndown Avenue, Orpington | Freehold | 126 m² | £285,000 (2012) |
| 36 Ferndown Avenue, Orpington | Freehold | 96 m² | £467,000 (2024) |
| 40, Ferndown Avenue, Orpington | Freehold | 97 m² | £455,000 (2020) |
| 42, Ferndown Avenue, Orpington | Freehold | 101 m² | £430,000 (2018) |
| 44, Ferndown Avenue, Orpington | Freehold | 103 m² | £346,000 (2015) |
| 46, Ferndown Avenue, Orpington | Freehold | 96 m² | £445,000 (2020) |
| 48 Ferndown Avenue, Orpington | Freehold | 93 m² | £390,000 (2024) |
| 50 Ferndown Avenue, Orpington | Freehold | 78 m² | £200,000 (2011) |
| 52, Ferndown Avenue, Orpington | Freehold | 80 m² | £207,950 (2009) |
| 56, Ferndown Avenue, Orpington | Freehold | 74 m² | £411,000 (2025) |
| 58, Ferndown Avenue, Orpington | - | 84 m² | - |
| 60 Ferndown Avenue, Orpington | - | 78 m² | - |
| 62, Ferndown Avenue, Orpington | Freehold | 85 m² | £345,000 (2015) |
| 64, Ferndown Avenue, Orpington | Freehold | 84 m² | £350,000 (2019) |
